53123 has 4 divisors (see below), whose sum is σ = 60720. Its totient is φ = 45528.

The previous prime is 53117. The next prime is 53129. The reversal of 53123 is 32135.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32135 = 5 ⋅6427.

It is an interprime number because it is at equal distance from previous prime (53117) and next prime (53129).

It is not a de Polignac number, because 53123 - 2¹⁴ = 36739 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 53098 and 53107.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 53123.

It is not an unprimeable number, because it can be changed into a prime (53129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3788 + ... + 3801.

It is an arithmetic number, because the mean of its divisors is an integer number (15180).

2⁵³¹²³ is an apocalyptic number.

53123 is a deficient number, since it is larger than the sum of its proper divisors (7597).

53123 is an equidigital number, since it uses as much as digits as its factorization.

53123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7596.

The product of its digits is 90, while the sum is 14.

The square root of 53123 is about 230.4842727823. The cubic root of 53123 is about 37.5918931519.

Adding to 53123 its reverse (32135), we get a palindrome (85258).

The spelling of 53123 in words is "fifty-three thousand, one hundred twenty-three".